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    Alternaria fungi on white background, digital illustration. — Stock Photo
    Alternaria fungi on white background, digital illustration.
    Mature man sneezing into handkerchief. — Stock Photo
    Mature man sneezing into handkerchief.
    3d rendered illustration of dust mite on human skin. — Stock Photo
    3d rendered illustration of dust mite on human skin.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Woman undergoing allergy patch test with mature doctor. — Stock Photo
    Woman undergoing allergy patch test with mature doctor.
    France, young boy in the bathroom. — Stock Photo
    France, young boy in the bathroom.
    Sick little boy blowing nose while sitting on hospital bed with female nurse standing nearby — Stock Photo
    Sick little boy blowing nose while sitting on hospital bed with female nurse standing nearby
    Female immunologist performing skin prick allergy testing on preschooler boy. — Stock Photo
    Female immunologist performing skin prick allergy testing on preschooler boy.
    Woman blowing nose on tissue outdoors. — Stock Photo
    Woman blowing nose on tissue outdoors.
    Green colored dust mite, digital illustration. — Stock Photo
    Green colored dust mite, digital illustration.
    Business man standing on city street with protective face mask — Stock Photo
    Business man standing on city street with protective face mask
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Asian grandmother checking for signs of rash on granddaughter arm. — Stock Photo
    Asian grandmother checking for signs of rash on granddaughter arm.
    Pulmonologist helping little boy with inhaler, mother in background. — Stock Photo
    Pulmonologist helping little boy with inhaler, mother in background.
    Woman scratching her arm. — Stock Photo
    Woman scratching her arm.
    Close-up of woman blowing nose with handkerchief — Stock Photo
    Close-up of woman blowing nose with handkerchief
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration. — Stock Photo
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration.
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration. — Stock Photo
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration.
    Blond boy, wearing a respirator and showing one finger — Stock Photo
    Blond boy, wearing a respirator and showing one finger
    Female patient undergoing patch test in allergy clinic. — Stock Photo
    Female patient undergoing patch test in allergy clinic.
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system. — Stock Photo
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system.
    Woman using inhaler — Stock Photo
    Woman using inhaler
    3d illustration of variety of different pollen grains. — Stock Photo
    3d illustration of variety of different pollen grains.
    Microscopic dust mites colony — Stock Photo
    Microscopic dust mites colony
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration. — Stock Photo
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration.
    Pour milk into muesli — Stock Photo
    Pour milk into muesli
    Adult Pubic louse on hair — Stock Photo
    Adult Pubic louse on hair
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Microscopic Dust mites on floor — Stock Photo
    Microscopic Dust mites on floor
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration. — Stock Photo
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Abstract male body with sore throat on blue background, conceptual digital illustration. — Stock Photo
    Abstract male body with sore throat on blue background, conceptual digital illustration.
    Senior Caucasian man out and about in the city streets during the day, wearing a face mask against coronavirus, covid 19, covering his face while coughing. — Stock Photo
    Senior Caucasian man out and about in the city streets during the day, wearing a face mask against coronavirus, covid 19, covering his face while coughing.
    Pulmonologist helping little boy with inhaler, mother in background. — Stock Photo
    Pulmonologist helping little boy with inhaler, mother in background.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Asthma inhaler against white background. — Stock Photo
    Asthma inhaler against white background.
    Side view of a mixed race woman with dark hair out and about in the city streets during the day, wearing sunglasses and a face mask against air pollution and coronavirus, sitting on steps using a smartphone — Stock Photo
    Side view of a mixed race woman with dark hair out and about in the city streets during the day, wearing sunglasses and a face mask against air pollution and coronavirus, sitting on steps using a smartphone
    Female doctor performing allergy skin prick test on little boy with mother in immunologist office. — Stock Photo
    Female doctor performing allergy skin prick test on little boy with mother in immunologist office.
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen. — Stock Photo
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Senior woman using asthma inhaler with extension tube. — Stock Photo
    Senior woman using asthma inhaler with extension tube.
    Eosinophilia blood smear with numerous eosinophils, digital illustration. — Stock Photo
    Eosinophilia blood smear with numerous eosinophils, digital illustration.